894212975040 has 896 divisors, whose sum is σ = 3668377337856. Its totient is φ = 179103744000.

The previous prime is 894212974999. The next prime is 894212975059. The reversal of 894212975040 is 40579212498.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 726411225 + ... + 726412455.

It is an arithmetic number, because the mean of its divisors is an integer number (4094171136).

Almost surely, 2^894212975040 is an apocalyptic number.

894212975040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 894212975040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1834188668928).

894212975040 is an abundant number, since it is smaller than the sum of its proper divisors (2774164362816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

894212975040 is a wasteful number, since it uses less digits than its factorization.

894212975040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 894212975040 in words is "eight hundred ninety-four billion, two hundred twelve million, nine hundred seventy-five thousand, forty".